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1 | <?php |
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2 | |
35586184 |
3 | /** |
4 | * download.php |
5 | * |
15e6162e |
6 | * Copyright (c) 1999-2002 The SquirrelMail Project Team |
35586184 |
7 | * Licensed under the GNU GPL. For full terms see the file COPYING. |
8 | * |
9 | * Handles attachment downloads to the users computer. |
10 | * Also allows displaying of attachments when possible. |
11 | * |
12 | * $Id$ |
13 | */ |
14 | |
86725763 |
15 | /* Path for SquirrelMail required files. */ |
16 | define('SM_PATH','../'); |
17 | |
18 | /* SquirrelMail required files. */ |
08185f2a |
19 | require_once(SM_PATH . 'include/validate.php'); |
86725763 |
20 | require_once(SM_PATH . 'functions/imap.php'); |
21 | require_once(SM_PATH . 'functions/mime.php'); |
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22 | |
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23 | header('Pragma: '); |
24 | header('Cache-Control: cache'); |
25 | |
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26 | function get_extract_to_target_list($imapConnection) { |
13b13ded |
27 | $boxes = sqimap_mailbox_list($imapConnection); |
28 | for ($i = 0; $i < count($boxes); $i++) { |
29 | if (!in_array('noselect', $boxes[$i]['flags'])) { |
30 | $box = $boxes[$i]['unformatted']; |
31 | $box2 = str_replace(' ', ' ', $boxes[$i]['unformatted-disp']); |
32 | if ( $box2 == 'INBOX' ) { |
33 | $box2 = _("INBOX"); |
34 | } |
35 | echo "<option value=\"$box\">$box2</option>\n"; |
36 | } |
37 | } |
97d7da3b |
38 | } |
1e606225 |
39 | $mailbox = decodeHeader($mailbox); |
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40 | |
1e606225 |
41 | global $messages, $uid_support; |
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42 | |
1e606225 |
43 | $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0); |
44 | $mbx_response = sqimap_mailbox_select($imapConnection, $mailbox); |
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45 | if (!isset($passed_ent_id)) { |
46 | $passed_ent_id = ''; |
47 | } |
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48 | |
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49 | $message = &$messages[$mbx_response['UIDVALIDITY']]["$passed_id"]; |
5a1c48cd |
50 | if (!is_object($message)) { |
51 | $message = sqimap_get_message($imapConnection,$passed_id, $mailbox); |
52 | } |
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53 | $subject = $message->rfc822_header->subject; |
54 | $message = &$message->getEntity($ent_id); |
1e606225 |
55 | $header = $message->header; |
ff9d4297 |
56 | if ($message->rfc822_header) { |
57 | $subject = $message->rfc822_header->subject; |
58 | $charset = $header->content_type->properties['charset']; |
59 | } else { |
60 | $header = $message->header; |
61 | $charset = $header->getParameter('charset'); |
62 | } |
1e606225 |
63 | $type0 = $header->type0; |
64 | $type1 = $header->type1; |
65 | $encoding = strtolower($header->encoding); |
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66 | |
1e606225 |
67 | /* |
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68 | $extracted = false; |
69 | if (isset($extract_message) && $extract_message) { |
70 | $cmd = "FETCH $passed_id BODY[$passed_ent_id]"; |
1e606225 |
71 | $read = sqimap_run_command ($imapConnection, $cmd, true, $response, $message, $uid_support); |
13b13ded |
72 | $cnt = count($read); |
73 | $body = ''; |
74 | $length = 0; |
75 | for ($i=1;$i<$cnt;$i++) { |
76 | $length = $length + strlen($read[$i]); |
77 | $body .= $read[$i]; |
78 | } |
79 | if (isset($targetMailbox) && $length>0) { |
80 | sqimap_append ($imapConnection, $targetMailbox, $length); |
81 | fputs($imapConnection,$body); |
82 | sqimap_append_done ($imapConnection); |
83 | $extracted = true; |
84 | } |
85 | } |
86 | |
1e606225 |
87 | |
88 | */ |
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89 | /* |
90 | * lets redefine message as this particular entity that we wish to display. |
91 | * it should hold only the header for this entity. We need to fetch the body |
92 | * yet before we can display anything. |
93 | */ |
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94 | |
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95 | if (isset($override_type0)) { |
96 | $type0 = $override_type0; |
97 | } |
98 | if (isset($override_type1)) { |
99 | $type1 = $override_type1; |
100 | } |
ff9d4297 |
101 | $filename = ''; |
102 | if (is_object($message->header->disposition)) { |
103 | $filename = decodeHeader($header->disposition->getProperty('filename')); |
104 | if (!$filename) { |
105 | $filename = decodeHeader($header->disposition->getProperty('name')); |
106 | } |
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107 | } |
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108 | if (strlen($filename) < 1) { |
109 | if ($type1 == 'plain' && $type0 == 'text') { |
110 | $suffix = 'txt'; |
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111 | $filename = $subject . '.txt'; |
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112 | } else if ($type1 == 'richtext' && $type0 == 'text') { |
113 | $suffix = 'rtf'; |
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114 | $filename = $subject . '.rtf'; |
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115 | } else if ($type1 == 'postscript' && $type0 == 'application') { |
116 | $suffix = 'ps'; |
ff9d4297 |
117 | $filename = $subject . '.ps'; |
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118 | } else if ($type1 == 'rfc822' && $type0 == 'message') { |
119 | $suffix = 'eml'; |
ff9d4297 |
120 | $filename = $subject . '.msg'; |
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121 | } else { |
122 | $suffix = $type1; |
123 | } |
124 | |
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125 | if (strlen($filename) < 1) { |
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126 | $filename = "untitled$ent_id.$suffix"; |
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127 | } else { |
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128 | $filename = "$filename.$suffix"; |
631db37e |
129 | } |
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130 | } |
131 | |
132 | /* |
133 | * Note: |
134 | * The following sections display the attachment in different |
135 | * ways depending on how they choose. The first way will download |
136 | * under any circumstance. This sets the Content-type to be |
137 | * applicatin/octet-stream, which should be interpreted by the |
138 | * browser as "download me". |
139 | * The second method (view) is used for images or other formats |
140 | * that should be able to be handled by the browser. It will |
141 | * most likely display the attachment inline inside the browser. |
142 | * And finally, the third one will be used by default. If it |
143 | * is displayable (text or html), it will load them up in a text |
144 | * viewer (built in to squirrelmail). Otherwise, it sets the |
145 | * content-type as application/octet-stream |
146 | */ |
147 | if (isset($absolute_dl) && $absolute_dl == 'true') { |
5c553e34 |
148 | DumpHeaders($type0, $type1, $filename, 1); |
65c3ec94 |
149 | } else { |
5c553e34 |
150 | DumpHeaders($type0, $type1, $filename, 0); |
65c3ec94 |
151 | } |
38bca81c |
152 | /* be aware that any warning caused by download.php will corrupt the |
153 | * attachment in case of ERROR reporting = E_ALL and the output is the screen */ |
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154 | mime_print_body_lines ($imapConnection, $passed_id, $ent_id, $encoding); |
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155 | |
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156 | /* |
157 | * This function is verified to work with Netscape and the *very latest* |
158 | * version of IE. I don't know if it works with Opera, but it should now. |
159 | */ |
160 | function DumpHeaders($type0, $type1, $filename, $force) { |
6fbd125b |
161 | global $HTTP_USER_AGENT, $languages, $squirrelmail_language; |
65c3ec94 |
162 | $isIE = 0; |
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163 | |
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164 | if (strstr($HTTP_USER_AGENT, 'compatible; MSIE ') !== false && |
165 | strstr($HTTP_USER_AGENT, 'Opera') === false) { |
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166 | $isIE = 1; |
65c3ec94 |
167 | } |
168 | |
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169 | if (strstr($HTTP_USER_AGENT, 'compatible; MSIE 6') !== false && |
170 | strstr($HTTP_USER_AGENT, 'Opera') === false) { |
171 | $isIE6 = 1; |
172 | } |
173 | |
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174 | if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && |
175 | function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) { |
6fbd125b |
176 | $filename = |
177 | $languages[$squirrelmail_language]['XTRA_CODE']('downloadfilename', $filename, $HTTP_USER_AGENT); |
83be314a |
178 | } else { |
7dae3923 |
179 | $filename = ereg_replace('[^-a-zA-Z0-9\.]', '_', $filename); |
83be314a |
180 | } |
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181 | |
182 | // A Pox on Microsoft and it's Office! |
183 | if (! $force) { |
184 | // Try to show in browser window |
185 | header("Content-Disposition: inline; filename=\"$filename\""); |
186 | header("Content-Type: $type0/$type1; name=\"$filename\""); |
187 | } else { |
188 | // Try to pop up the "save as" box |
189 | // IE makes this hard. It pops up 2 save boxes, or none. |
190 | // http://support.microsoft.com/support/kb/articles/Q238/5/88.ASP |
191 | // But, accordint to Microsoft, it is "RFC compliant but doesn't |
192 | // take into account some deviations that allowed within the |
193 | // specification." Doesn't that mean RFC non-compliant? |
194 | // http://support.microsoft.com/support/kb/articles/Q258/4/52.ASP |
195 | // |
196 | // The best thing you can do for IE is to upgrade to the latest |
197 | // version |
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198 | if ($isIE && !isset($isIE6)) { |
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199 | // http://support.microsoft.com/support/kb/articles/Q182/3/15.asp |
200 | // Do not have quotes around filename, but that applied to |
201 | // "attachment"... does it apply to inline too? |
202 | // |
203 | // This combination seems to work mostly. IE 5.5 SP 1 has |
204 | // known issues (see the Microsoft Knowledge Base) |
205 | header("Content-Disposition: inline; filename=$filename"); |
206 | |
207 | // This works for most types, but doesn't work with Word files |
208 | header("Content-Type: application/download; name=\"$filename\""); |
209 | |
210 | // These are spares, just in case. :-) |
211 | //header("Content-Type: $type0/$type1; name=\"$filename\""); |
212 | //header("Content-Type: application/x-msdownload; name=\"$filename\""); |
213 | //header("Content-Type: application/octet-stream; name=\"$filename\""); |
214 | } else { |
215 | header("Content-Disposition: attachment; filename=\"$filename\""); |
216 | // application/octet-stream forces download for Netscape |
217 | header("Content-Type: application/octet-stream; name=\"$filename\""); |
218 | } |
219 | } |
220 | } |
631db37e |
221 | ?> |